#include <iostream>
#include <climits>
#include <cmath>


int main(){

    std::cout << "int 最大值: " << INT_MAX << std::endl;
    std::cout << "int 最小值: " << INT_MIN << std::endl;

    std::cout << "=======================" << std::endl;

    std::cout << "int 最大值: " << std::pow(2, 31) - 1 << std::endl;
    std::cout << "int 最小值: " << -(std::pow(2, 31)) << std::endl;


    return 0;
}